Values assignin to text boxes through coding not saving in database

I am using VB.net. Through coding I bound textboxes and datagrid to dataset columns. I am not using controls for dataadapter, dataset and connection. through coding I am assignin some values to some text boxes. and in some text boxes user will input the values. During the save, I found values which assigned to text boxes through coding is not saved in database. After assgining values to text boxes if I am clicking that text boxes values are saved in databse. Why it is happening like this ? what is solution for this problems??

This tutorial demonstrates one way to create an application that runs without any Forms but still has a GUI presence via an Icon in the System Tray.
The magic lies in Inheriting from the ApplicationContext Class and passing that to Application.Ru…

Parsing a CSV file is a task that we are confronted with regularly, and although there are a vast number of means to do this, as a newbie, the field can be confusing and the tools can seem complex.
A simple solution to parsing a customized CSV fi…

If you’ve ever visited a web page and noticed a cool font that you really liked the look of, but couldn’t figure out which font it was so that you could use it for your own work, then this video is for you!
In this Micro Tutorial, you'll learn yo…

In this video, Percona Director of Solution Engineering Jon Tobin discusses the function and features of Percona Server for MongoDB.
How Percona can help
Percona can help you determine if Percona Server for MongoDB is the right solution for …